In .20 seconds Google will give you 265,000,000 results when you ask about purpose. They will give a definition like.

1. the reason for which something is done or created or for which something exists.
“the purpose of the meeting is to appoint a trustee”
synonyms: motive, motivation, grounds, cause, occasion, reason, point, basis, justification More
intention, aim, object, objective, goal, end, plan, scheme, target; ambition, aspiration
advantage, benefit, good, use, value, merit, worth, profit; role, use
a person’s sense of resolve or determination.
“there was a new sense of purpose in her step as she set off”
“pensions are considered as earned income for tax purposes”
“God has allowed suffering, even purposed it”

Lets remember why we were created, for which we exist. We have purpose, passion, gifts, abilities beyond measure. I believe in you, please believe in yourself.